CVE-2026-8665 in InsightConnect TR Plugin
Summary
by MITRE • 06/25/2026
OS Command Injection vulnerability in the TR action of Rapid7 InsightConnect Translate Plugin on Linux allows remote attackers to execute arbitrary OS commands via the text or expression parameters due to insufficient input sanitization in shell command construction.
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Analysis
by VulDB Data Team • 06/25/2026
This vulnerability represents a critical os command injection flaw within the rapid7 insightconnect translate plugin specifically affecting linux environments through the tr action functionality. The security weakness manifests when remote attackers exploit insufficient input sanitization mechanisms that fail to properly validate or escape user-supplied data before incorporating it into shell command constructions. The vulnerable parameters include both text and expression fields which, when manipulated by unauthorized actors, can trigger arbitrary command execution on the underlying operating system. This type of vulnerability falls under the common weakness enumeration category 78 which specifically identifies improper neutralization of special elements used in os commands, making it particularly dangerous as it directly enables attackers to bypass normal access controls and execute malicious instructions with the privileges of the affected application.
The operational impact of this vulnerability extends beyond simple privilege escalation as it provides attackers with complete control over the targeted system's command execution capabilities. An attacker could potentially leverage this weakness to install backdoors, exfiltrate sensitive data, modify system configurations, or even establish persistent access through the compromised plugin. The attack surface is particularly concerning given that insightconnect represents a widely used integration platform for security automation and orchestration, meaning that successful exploitation could compromise entire security workflows and data processing pipelines. This vulnerability directly maps to attack technique t1059 in the mitre att&ck framework which categorizes os command injection as a fundamental method for achieving remote code execution across various attack vectors.
Mitigation strategies should focus on implementing comprehensive input validation and sanitization measures at all points where user data enters the system, particularly within shell command construction processes. The recommended approach involves adopting parameterized command execution methods that separate the command structure from the data inputs, thereby preventing malicious payloads from being interpreted as executable commands. Organizations should implement strict input filtering mechanisms that reject or escape special characters commonly used in command injection attacks such as semicolons, ampersands, and pipes. Additionally, privilege separation techniques should be enforced to ensure that the plugin operates with minimal necessary permissions, reducing the potential impact of successful exploitation. Regular security assessments and code reviews should specifically target command construction patterns to identify similar vulnerabilities across the entire application stack, while also ensuring proper patch management protocols are in place to address this class of vulnerability effectively.